EP2105199A1 - Filtre revêtu avec un catalyseur - Google Patents
Filtre revêtu avec un catalyseur Download PDFInfo
- Publication number
- EP2105199A1 EP2105199A1 EP09250713A EP09250713A EP2105199A1 EP 2105199 A1 EP2105199 A1 EP 2105199A1 EP 09250713 A EP09250713 A EP 09250713A EP 09250713 A EP09250713 A EP 09250713A EP 2105199 A1 EP2105199 A1 EP 2105199A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- catalyst
- layer
- gas purification
- removal
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
-
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
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- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
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- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/656—Manganese, technetium or rhenium
- B01J23/6562—Manganese
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
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- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
- F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
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- B01D2323/283—Reducing the pores
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- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
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- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0248—Coatings comprising impregnated particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
- B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
- B01J37/344—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy
- B01J37/346—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of electromagnetic wave energy of microwave energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2330/00—Structure of catalyst support or particle filter
- F01N2330/60—Discontinuous, uneven properties of filter material, e.g. different material thickness along the longitudinal direction; Higher filter capacity upstream than downstream in same housing
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008078473A JP2009226375A (ja) | 2008-03-25 | 2008-03-25 | 触媒担持フィルタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2105199A1 true EP2105199A1 (fr) | 2009-09-30 |
| EP2105199B1 EP2105199B1 (fr) | 2018-11-07 |
Family
ID=40751204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP09250713.6A Active EP2105199B1 (fr) | 2008-03-25 | 2009-03-13 | Filtre revêtu avec un catalyseur |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP2105199B1 (fr) |
| JP (1) | JP2009226375A (fr) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2168662A1 (fr) * | 2008-09-03 | 2010-03-31 | Ngk Insulators, Ltd. | Filtre en nid d'abeillescontenant des catalyseurs pour le traitement des gaz d'échappement |
| GB2468210A (en) * | 2009-02-26 | 2010-09-01 | Johnson Matthey Plc | Filtering particulate matter from exhaust gas |
| US8293183B2 (en) | 2010-03-31 | 2012-10-23 | Ngk Insulators, Ltd. | Honeycomb filter |
| US8512657B2 (en) | 2009-02-26 | 2013-08-20 | Johnson Matthey Public Limited Company | Method and system using a filter for treating exhaust gas having particulate matter |
| US9051858B2 (en) | 2011-03-30 | 2015-06-09 | Caterpillar Inc. | Compression ignition engine system with diesel particulate filter coated with NOx reduction catalyst and stable method of operation |
| EP3566763A1 (fr) * | 2010-03-31 | 2019-11-13 | NGK Insulators, Ltd. | Filtre en nid d'abeilles |
| EP3590598A4 (fr) * | 2017-03-03 | 2021-01-06 | N.E. Chemcat Corporation | Filtre de nettoyage de gaz d'échappement et son procédé de fabrication |
| US11207667B2 (en) | 2019-08-15 | 2021-12-28 | Johnson Matthey Public Limited Company | Particulate filters |
| US20220042435A1 (en) * | 2019-04-26 | 2022-02-10 | Denso Corporation | Exhaust gas purifying filter |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101718574B1 (ko) * | 2009-12-24 | 2017-04-04 | 존슨 맛쎄이 퍼블릭 리미티드 컴파니 | 차량용 포지티브 점화 내연 기관 엔진을 위한 배기 시스템 |
| EP2554233A4 (fr) * | 2010-03-31 | 2015-09-30 | Ngk Insulators Ltd | Filtre en nid d'abeilles |
| JP5604346B2 (ja) * | 2011-03-23 | 2014-10-08 | 日本碍子株式会社 | ハニカムフィルタ |
| JP5964564B2 (ja) * | 2011-09-05 | 2016-08-03 | 日本碍子株式会社 | ウォールフロー型排ガス浄化フィルタ |
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| JP5291966B2 (ja) * | 2008-03-25 | 2013-09-18 | 日本碍子株式会社 | 触媒担持フィルタ |
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| JP2002309921A (ja) | 2001-04-16 | 2002-10-23 | Denso Corp | 排気浄化装置及びその製造方法 |
| JP2003210922A (ja) * | 2002-01-23 | 2003-07-29 | Ibiden Co Ltd | セラミックハニカムフィルタ |
| US20040191133A1 (en) * | 2003-03-28 | 2004-09-30 | Ngk Insulators, Ltd. | Catalyst-carried filter, exhaust gas purification system using the same, and catalyst body |
| WO2005014146A1 (fr) * | 2003-08-05 | 2005-02-17 | Umicore Ag & Co. Kg | Ensemble catalyseur et procede de purification des gaz d'echappement de moteurs a combustion interne actionnes dans des conditions pauvres |
| WO2005084806A1 (fr) * | 2004-03-05 | 2005-09-15 | Johnson Matthey Public Limited Company | Procede de fabrication d'un filtre traversant a parois en ceramique |
| DE102004040548A1 (de) * | 2004-08-21 | 2006-02-23 | Umicore Ag & Co. Kg | Verfahren zum Beschichten eines Wandflußfilters mit feinteiligen Feststoffen und damit erhaltenes Partikelfilter und seine Verwendung |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2168662A1 (fr) * | 2008-09-03 | 2010-03-31 | Ngk Insulators, Ltd. | Filtre en nid d'abeillescontenant des catalyseurs pour le traitement des gaz d'échappement |
| GB2468210B (en) * | 2009-02-26 | 2013-09-25 | Johnson Matthey Plc | Catalysed filter for a positive ignition engine |
| US8012439B2 (en) | 2009-02-26 | 2011-09-06 | Johnson Matthey Public Limited Company | Filter |
| US8512657B2 (en) | 2009-02-26 | 2013-08-20 | Johnson Matthey Public Limited Company | Method and system using a filter for treating exhaust gas having particulate matter |
| GB2468210A (en) * | 2009-02-26 | 2010-09-01 | Johnson Matthey Plc | Filtering particulate matter from exhaust gas |
| US8608820B2 (en) | 2009-02-26 | 2013-12-17 | Johnson Matthey Public Limited Company | Filter for filtering particulate matter from exhaust gas emitted from a compression ignition engine |
| WO2010097638A1 (fr) * | 2009-02-26 | 2010-09-02 | Johnson Matthey Public Limited Company | Filtre permettant de filtrer les matières particulaires présentes dans les gaz d'échappement émis par un moteur à allumage par compression |
| EP3566763A1 (fr) * | 2010-03-31 | 2019-11-13 | NGK Insulators, Ltd. | Filtre en nid d'abeilles |
| US8293183B2 (en) | 2010-03-31 | 2012-10-23 | Ngk Insulators, Ltd. | Honeycomb filter |
| US9051858B2 (en) | 2011-03-30 | 2015-06-09 | Caterpillar Inc. | Compression ignition engine system with diesel particulate filter coated with NOx reduction catalyst and stable method of operation |
| EP3590598A4 (fr) * | 2017-03-03 | 2021-01-06 | N.E. Chemcat Corporation | Filtre de nettoyage de gaz d'échappement et son procédé de fabrication |
| US20220042435A1 (en) * | 2019-04-26 | 2022-02-10 | Denso Corporation | Exhaust gas purifying filter |
| US11767779B2 (en) * | 2019-04-26 | 2023-09-26 | Denso Corporation | Exhaust gas purifying filter |
| US11207667B2 (en) | 2019-08-15 | 2021-12-28 | Johnson Matthey Public Limited Company | Particulate filters |
| US11541383B2 (en) | 2019-08-15 | 2023-01-03 | Johnson Matthey Public Limited Company | Particulate filters |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2105199B1 (fr) | 2018-11-07 |
| JP2009226375A (ja) | 2009-10-08 |
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